Peter van Dijk In memoriam Jacob Spaans
Het ORGEL 114 (2018), nr. 1, 44-45 [summary]

On 23 October, 2017, Jacob (Jaap) Spaans died at the age of 78, after a very active life. The Dutch organ world owes him great thanks, in particular for his efforts on behalf of the Old-Catholic organ patrimony.

Jaap Spaans Photo Jaap Maars